| Year | 1/2008- 6/2008 | 7/2008- 6/2009 | 7/2009- 6/2010 | 7/2010- 6/2011 | 7/2011- 6/2012 | 07/2012- 06/2013 | 07/2013- 06/2014 |
| Total Anesthetics | 16,989 | 34,603 | 34,847 | 38,017 | 41,130 | 39,852 | 41,885 |
| Number of Dental Injuries | 3 | 8 | 3 | 1 | 6 | 14 | 12 |
| Incidence % | 0.018% | 0.023% | 0.008% | 0.002% | 0.015% | 0.035% | 0.029% |